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Microformats - http://microformats.org/
Simple data formats built upon existing and widely adopted standards. Overview, specifications, events, and discussion. |
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YAML Ain't Markup Language (YAML) - http://yaml.org/
A straightforward machine parsable data serialization format designed for human readability and interaction with scripting languages such as Perl and Python. |
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Project Xanadu - http://www.xanadu.com/
The original hypertext project. Includes a history of the project and gives credit to the early developers of markup languages. |
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Electronic Documents Markup - http://web.cs.wpi.edu/~kal/elecdoc/EDmarkup.html
A brief explanation of what markup languages are and where they come from. |